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Finding the Fourth Proportional to 169,685.16, 254,560.52 and 64,495.92

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Solution

The fourth proportional to 169,685.16, 254,560.52 and 64,495.92 is: 96,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,685.16 : 254,560.52 = 64,495.92 : x
  2. Step 2: Convert to fraction form
    169,685.16/254,560.52 = 64,495.92/x
  3. Step 3: Cross multiply
    169,685.16x = 254,560.52 × 64,495.92
  4. Step 4: Simplify right side
    169,685.16x = 16,418,114,933.08
  5. Step 5: Solve for x
    x = 16,418,114,933.08/169,685.16
  6. Step 6: Final answer
    x = 96,756.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.